git.ozlabs.org Git - ccan/blob - ccan/likely/test/run.c

   1 #include <ccan/likely/likely.c>
   2 #include <ccan/likely/likely.h>
   3 #include <ccan/tap/tap.h>
   4 #include <stdlib.h>
   5
   6 static bool one_seems_likely(unsigned int val)
   7 {
   8         if (likely(val == 1))
   9                 return true;
  10         return false;
  11 }
  12
  13 static bool one_seems_unlikely(unsigned int val)
  14 {
  15         if (unlikely(val == 1))
  16                 return true;
  17         return false;
  18 }
  19
  20 static unlikely_func bool calling_is_unlikely(void)
  21 {
  22         return true;
  23 }
  24
  25 int main(int argc, char *argv[])
  26 {
  27         plan_tests(5);
  28
  29         /* Without debug, we can only check that it doesn't effect functions. */
  30         ok1(one_seems_likely(1));
  31         ok1(!one_seems_likely(2));
  32         ok1(one_seems_unlikely(1));
  33         ok1(!one_seems_unlikely(2));
  34         ok1(calling_is_unlikely());
  35         exit(exit_status());
  36 }